Patent Dragonic Slayer

Item ID 21058 Name Patent Dragonic Slayer
A great sword said to have been used by a dragon slayer in the past.
He regained the glory of the past and began to show his abilities.
It seems to resonate with the Great Hero's Boots.
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For each 2 Refine Levels:
MaxHP/MaxSP +5%
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For each 3 Refine Levels:
Increases damage of Dragon Breath and Dragon Breath - Water by 5%.
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Refine Level +7:
Decreases After Skill Delay and Variable Casting Time by 10%.
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Refine Level +9:
Increases Ranged Physical Damage by 10%.
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Refine Level +11:
Decreases After Skill Delay by 7%.
MaxSP +5%
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When equipped with Great Hero's Boots:
VIT +10
Increases Ranged Physical Damage by 5%.
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Type: Two-Handed Sword
Attack: 200
Weight: 200
Weapon Level: 4
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Requirement:
Base Level 150
Rune Knight
Weapon Level 4 Identifier Up_Dragonic_Slayer
Attack 200 Type Weapon - Two-Handed Sword
MATK 0 Equip Locations Two-Handed
Defense 0 Equippable Jobs Knight
Range 1 Equip Gender Both (Male and Female)
Slots 2 Equip Upper Third, Third Upper, Third Baby
Weight 200 Min Equip Level 150
NPC Buy 0 Max Equip Level None
NPC Sell 0 Refineable Yes
Credit Price None Trade restriction None
Item Script 
.@r = getrefine();
bonus bMaxHPrate,.@r/2*5;
bonus bMaxSPrate,.@r/2*5;
bonus2 bSkillAtk,"RK_DRAGONBREATH",.@r/3*5;
bonus2 bSkillAtk,"RK_DRAGONBREATH_WATER",.@r/3*5;
if (.@r>=7) {
   bonus bDelayrate,-10;
   bonus bVariableCastrate,-10;
}
if (.@r>=9) {
   bonus bLongAtkRate,10;
}
if (.@r>=11) {
   bonus bDelayrate,-7;
   bonus bMaxSPrate,5;
}

Set Script
Great Hero Boots
Patent Dragonic Slayer 
bonus bVit,10;
bonus bLongAtkRate,5;
Patent Dragonic Slayer
Ring of Unknown Hero (Rune Knight) 
bonus bLongAtkRate,8;
if (getequiprefinerycnt(EQI_HAND_R)>=11) {
   bonus2 bSkillAtk,"RK_DRAGONBREATH",(readparam(bVit)+readparam(bDex))/12;
   bonus2 bSkillAtk,"RK_DRAGONBREATH_WATER",(readparam(bVit)+readparam(bDex))/12;
}
Patent Dragonic Slayer
[Not For Sale] Ring of Unknown Hero (Rune Knight) 
bonus bLongAtkRate,8;
if (getequiprefinerycnt(EQI_HAND_R)>=11) {
   bonus2 bSkillAtk,"RK_DRAGONBREATH",(readparam(bVit)+readparam(bDex))/12;
   bonus2 bSkillAtk,"RK_DRAGONBREATH_WATER",(readparam(bVit)+readparam(bDex))/12;
}